Home / 955,623.66-1,318,760.91-525,903.72

Finding the Fourth Proportional to 955,623.66, 1,318,760.91 and 525,903.72

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Solution

The fourth proportional to 955,623.66, 1,318,760.91 and 525,903.72 is: 725,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,623.66 : 1,318,760.91 = 525,903.72 : x
  2. Step 2: Convert to fraction form
    955,623.66/1,318,760.91 = 525,903.72/x
  3. Step 3: Cross multiply
    955,623.66x = 1,318,760.91 × 525,903.72
  4. Step 4: Simplify right side
    955,623.66x = 693,541,268,359.59
  5. Step 5: Solve for x
    x = 693,541,268,359.59/955,623.66
  6. Step 6: Final answer
    x = 725,747.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.